Home / 86,734,549.43-119,697,432.86-51,920,505.62

Finding the Fourth Proportional to 86,734,549.43, 119,697,432.86 and 51,920,505.62

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Solution

The fourth proportional to 86,734,549.43, 119,697,432.86 and 51,920,505.62 is: 71,652,545.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,734,549.43 : 119,697,432.86 = 51,920,505.62 : x
  2. Step 2: Convert to fraction form
    86,734,549.43/119,697,432.86 = 51,920,505.62/x
  3. Step 3: Cross multiply
    86,734,549.43x = 119,697,432.86 × 51,920,505.62
  4. Step 4: Simplify right side
    86,734,549.43x = 6,214,751,235,247,600
  5. Step 5: Solve for x
    x = 6,214,751,235,247,600/86,734,549.43
  6. Step 6: Final answer
    x = 71,652,545.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.